From: "J. Bruce Fields" <bfie...@redhat.com>
-------------------
This is a commit scheduled for the next v2.6.34 longterm release.
http://git.kernel.org/?p=linux/kernel/git/paulg/longterm-queue-2.6.34.git
If you see a problem with using this for longterm, please comment.
-------------------
commit c30e92df30d7d5fe65262fbce5d1b7de675fe34e upstream.
We don't use WANT bits yet--and sending them can probably trigger a
BUG() further down.
Signed-off-by: J. Bruce Fields <bfie...@redhat.com>
Signed-off-by: Paul Gortmaker <paul.gortma...@windriver.com>
---
fs/nfsd/nfs4state.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 6a8feda..aa76339 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -3065,6 +3065,8 @@ nfsd4_open_downgrade(struct svc_rqst *rqstp,
if (!access_valid(od->od_share_access, cstate->minorversion)
|| !deny_valid(od->od_share_deny))
return nfserr_inval;
+ /* We don't yet support WANT bits: */
+ od->od_share_access &= NFS4_SHARE_ACCESS_MASK;
nfs4_lock_state();
if ((status = nfs4_preprocess_seqid_op(cstate,
--
1.7.12.rc2
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